CN108487633B - Large-section rectangular primary-secondary column combined type template reinforcing device - Google Patents
Large-section rectangular primary-secondary column combined type template reinforcing device Download PDFInfo
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- CN108487633B CN108487633B CN201810482477.6A CN201810482477A CN108487633B CN 108487633 B CN108487633 B CN 108487633B CN 201810482477 A CN201810482477 A CN 201810482477A CN 108487633 B CN108487633 B CN 108487633B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
- E04G13/02—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for columns or like pillars; Special tying or clamping means therefor
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
- E04G13/02—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for columns or like pillars; Special tying or clamping means therefor
- E04G13/023—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for columns or like pillars; Special tying or clamping means therefor with means for modifying the sectional dimensions
- E04G13/025—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for columns or like pillars; Special tying or clamping means therefor with means for modifying the sectional dimensions with stiff clamping means bracing the back-side of the form without penetrating the forming surface
- E04G13/026—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for columns or like pillars; Special tying or clamping means therefor with means for modifying the sectional dimensions with stiff clamping means bracing the back-side of the form without penetrating the forming surface the forming surface-element being the same for different sections of the column
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Rod-Shaped Construction Members (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention discloses a large-section rectangular primary-secondary column combined type formwork reinforcing device, wherein a first channel steel, a second channel steel, a third channel steel and a fourth channel steel are connected with primary-secondary columns through battens; the second channel steel and the third channel steel which are connected with the two sides of the primary and secondary columns are respectively inserted into an adjustable annular fastener, the fourth channel steel which is connected with the upper side of the primary and secondary columns is inserted into four adjustable annular fasteners, and the templates are tightly attached to the primary and secondary columns and the secondary columns. The adjustable annular fastener comprises a butt-joint steel pipe, a rectangular steel pipe, a second nut and a screw rod, wherein the rectangular steel pipe surrounds the channel steel, one end of the rectangular steel pipe is welded with the butt-joint steel pipe, and the other end of the rectangular steel pipe is welded with the second nut; the screw rod is connected with the second nut, the screw rod is used for fixing the rectangular steel pipe and the channel steel, and the adjustable annular fastener is used for fixing the channel steel and the supporting steel pipe and is used for fixing the L-shaped steel pipe. The post-treatment cost and labor are reduced, the forming quality of the column body is effectively guaranteed, the column body is convenient to disassemble and flexible to assemble, and the construction efficiency is improved while the concrete construction quality is met.
Description
Technical Field
The invention belongs to the field of cast-in-place concrete template reinforcement, and particularly relates to a large-section rectangular primary-secondary column combined template reinforcement device.
Background
The traditional column template reinforcement is to take a steel pipe as a transverse edge, a wood beam as a back edge and a plywood as a template, and the reinforcement effect is achieved by arranging a counter-pulling screw rod to penetrate through the column. After the concrete casting is completed, a plurality of counter-pulling screw holes are left, and the integrity of the column shaft is damaged.
Many high-rise buildings today have structures of skirt building and main building. Generally, structural columns at the junction of the skirt building and the main building are rectangular and are joined together in the basement section. The connected rectangular primary-secondary column has the characteristics of large section and large template reinforcement difficulty. As an important load bearing member for underground parts, conventional reinforcement members and reinforcement means do not meet quality requirements. Therefore, if a large-section rectangular primary-secondary column template reinforcing device suitable for various sizes can be provided, the construction efficiency is improved, the construction quality is ensured, and meanwhile, the construction cost is reduced.
Disclosure of Invention
The invention aims to provide a large-section rectangular primary-secondary column combined type template reinforcing device, which greatly reduces the number of opposite-pulling screws penetrating through a column shaft, reduces the cost and labor for post-treatment, saves a considerable number of opposite-pulling screws, effectively ensures the forming quality of the column shaft, is convenient to manufacture and disassemble, can be flexibly assembled, and greatly improves the construction efficiency while meeting the construction quality of concrete.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a big cross-section rectangle primary and secondary post combination formula template reinforcing apparatus, includes adjustable annular fastener, template, square, first channel-section steel, second channel-section steel, third channel-section steel, fourth channel-section steel, first L-shaped steel pipe, second L-shaped steel pipe, first support steel pipe, second support steel pipe, its characterized in that, first channel-section steel, second channel-section steel, third channel-section steel, fourth channel-section steel link to each other through square with the primary and secondary post, first channel-section steel, second channel-section steel, third channel-section steel, fourth channel-section steel act as horizontal main atress component, square act as vertical support; the second channel steel and the third channel steel which are connected with the two sides of the primary and secondary column are respectively inserted into an adjustable annular fastener, the fourth channel steel which is connected with the upper side of the primary and secondary column is inserted into four adjustable annular fasteners, and the template is arranged (clung) with the primary and secondary column. The adjustable annular fastener comprises a butt-joint steel pipe, a rectangular steel pipe, a second nut and a screw rod, wherein the rectangular steel pipe surrounds the channel steel, one end of the rectangular steel pipe is welded with the butt-joint steel pipe, and the other end of the rectangular steel pipe is welded with the second nut; the screw rod link to each other with the second nut, the effect of screw rod be fixed rectangle steel pipe and channel-section steel, the effect of adjustable annular fastener be fixed channel-section steel and support steel pipe, L shape steel pipe.
The first L-shaped steel pipe and the second L-shaped steel pipe at least comprise three butt joint ends, wherein the butt joint ends A and B are positioned at two ends of the first L-shaped steel pipe and the second L-shaped steel pipe, the butt joint ends A and B are used for being connected with the butt joint steel pipe of the adjustable annular fastener, the additional butt joint ends are arranged at one side of the internal corners of the first L-shaped steel pipe and the second L-shaped steel pipe, the additional butt joint ends are used for being connected with socket ends of the first support steel pipe and the second support steel pipe, and the first L-shaped steel pipe and the second L-shaped steel pipe are used for reinforcing the internal corners of the column.
One end of the first support steel pipe and one end of the second support steel pipe are butt joint ends, the inner diameter and the outer diameter of the butt joint ends are reduced by 2-4mm, the closing-in position is in smooth transition, the length of the butt joint ends is preferably 30-50 mm, the butt joint ends are connected with the butt joint steel pipes in the adjustable annular fasteners, the other ends are socket ends, and the butt joint ends are connected with the additional butt joint ends of the first L-shaped steel pipes and the second L-shaped steel pipes; the first L-shaped steel pipe and the second L-shaped steel pipe are respectively connected with the secondary column and the primary column through battens; the two sides of the sub-column are provided with small holes, the small opposite-pull screws are connected with the first L-shaped steel pipe and the second L-shaped steel pipe through the small holes, and the first support steel pipe and the second support steel pipe are used for supporting and fixing the L-shaped steel pipe.
The butt joint ends A of the first L-shaped steel pipe and the second L-shaped steel pipe are respectively connected with the butt joint steel pipe of the adjustable annular fastener on the fourth channel steel, the butt joint ends B of the first L-shaped steel pipe and the second L-shaped steel pipe are respectively connected with the butt joint steel pipe of the adjustable annular fastener on the second channel steel and the third channel steel, the additional butt joint ends of the first L-shaped steel pipe and the second L-shaped steel pipe are respectively connected with the spigot-and-socket end of the supporting steel pipe, and the butt joint ends of the first supporting steel pipe and the second supporting steel pipe are respectively connected with the butt joint steel pipe of the adjustable annular fastener on the fourth channel steel;
the two end sides of the first channel steel, the second channel steel, the third channel steel and the fourth channel steel are provided with small holes, the hole positions are 50-100 mm away from the ends of the first channel steel, the second channel steel, the third channel steel and the fourth channel steel, the high-strength opposite-pull screw rod respectively enables the second channel steel, the third channel steel, the first channel steel and the fourth channel steel to be connected through the small holes, and the high-strength opposite-pull screw rod is used for forming a rigid reinforcing system.
The two ends of the high-strength opposite-pull screw rod are respectively provided with a gasket and a first nut from inside to outside so as to firmly fix channel steel on two sides.
The first L-shaped steel pipe and the second L-shaped steel pipe are fixed at two sides of the sub-column by placing gaskets (tightening nuts) at two ends of the small split screws.
The first channel steel, the second channel steel, the third channel steel and the fourth channel steel are staggered up and down and are placed in a close fit mode.
The placing space of the battens is 150-250 mm.
The clearance height of the rectangular steel pipe is 10-20 mm greater than the height of the channel steel, so that the butt joint steel pipe of the adjustable annular fastener can be subjected to angle adjustment of +/-5 degrees on a plane so as to be smoothly in butt joint with the first L-shaped steel pipe, the second L-shaped steel pipe, the first support steel pipe and the second support steel pipe.
The width of the rectangular steel pipe is slightly longer than that of the channel steel, the width of the rectangular steel pipe is 10-30 mm larger than that of the channel steel, the length of the rectangular steel pipe is 80-120 mm, and the length of the butt joint steel pipe is 30-50 mm.
Through key parts such as channel-section steel, L-shaped steel pipe, support steel pipe and adjustable annular fastener among the above-mentioned reinforcing apparatus, mainly solved the big problem of big cross-section rectangle primary and secondary post template reinforcement degree of difficulty, avoided concrete face a large amount of residues to drawing the screw rod after the concrete placement is accomplished, reduced the quality problems such as running mould, the thick liquid that lead to because of the influence of vibrating rod to drawing the screw rod in the post, realized supporting and reinforcing to big cross-section rectangle primary and secondary post template high efficiency, convenient, economical, effectually guaranteed primary and secondary post's shaping quality.
Compared with the prior art, the invention has the advantages that:
(1) The L-shaped steel pipe with a plurality of butt joint ends is adopted, so that the L-shaped steel pipe can be lengthened for a plurality of times by utilizing the support steel pipe, and the position of the adjustable annular fastener can be flexibly adjusted on the channel steel, so that the adjustable annular fastener can adapt to rectangular primary and secondary columns with different section sizes, and the application range is wide;
(2) The traditional column template reinforcing mode generally uses a large number of opposite-pulling screws penetrating through the column shaft, and the opposite-pulling screws are used for fixing the battens and the templates, but if the column shaft is large in size, the opposite-pulling screws are densely arranged and are easy to deform. The invention greatly reduces the number of the opposite-pulling screws penetrating through the column shaft, in particular the number of the opposite-pulling screws in the large-section female column, reduces the cost and labor for post treatment, saves a great number of opposite-pulling screws and effectively ensures the forming quality of the column shaft;
(3) The large number of socket steel pipes and tool type components are used, so that the construction is simple and convenient, the construction efficiency is greatly improved, and the socket steel pipes and the tool type components can be detached and used repeatedly.
Drawings
Fig. 1 is a schematic structural view of a large-section rectangular primary-secondary column combined formwork reinforcing device.
Fig. 2 is a construction diagram of an adjustable ring fastener in a large-section rectangular primary-secondary column combined type formwork reinforcing device.
Fig. 3 is a construction diagram of an L-shaped steel pipe in a large-section rectangular composite formwork reinforcing device.
Fig. 4 is a construction diagram of a support steel pipe in a large-section rectangular primary-secondary column combined type formwork reinforcing device.
1 is an adjustable annular fastener, 2 is a sub-column, 3 is a small counter-pulling screw, 4 is a parent column, 5 is a template, 6 is a square, 7-1 is a first channel steel, 7-2 is a second channel steel, 7-3 is a third channel steel, 7-4 is a fourth channel steel, 8 is a high-strength counter-pulling screw, 9-1 is a first L-shaped steel pipe, 9-2 is a second L-shaped steel pipe, 10-1 is a first supporting steel pipe, 10-2 is a second supporting steel pipe, 11 is a gasket, 12 is a first nut, 13 is a butt joint steel pipe, 14 is a rectangular steel pipe, 15 is a second nut, 16 is a screw, 17 is an A butt joint end, 18 is an additional butt joint end, 19 is a B butt joint end, 20 is a socket end, and 21 is a butt joint end.
Detailed Description
The specific embodiments of the present invention are described below:
as shown in fig. 1, 2, 3 and 4, the large-section rectangular primary-secondary column combined formwork reinforcing device comprises an adjustable annular fastener 1, a formwork 5, a batten 6, a first channel steel 7-1, a second channel steel 7-2, a third channel steel 7-3, a fourth channel steel 7-4, a first L-shaped steel pipe 9-1, a second L-shaped steel pipe 9-2, a first support steel pipe 10-1 and a second support steel pipe 10-2, and is characterized in that the first channel steel 7-1, the second channel steel 7-2, the third channel steel 7-3 and the fourth channel steel 7-4 are connected with a primary secondary column mainly through a batten 6, the first channel steel 7-1, the second channel steel 7-2, the third channel steel 7-3 and the fourth channel steel 7-4 serve as transverse main stress members, and the batten 6 serves as vertical supports; the second channel steel 7-2 and the third channel steel 7-3 connected with the two sides of the primary and secondary columns are respectively inserted into an adjustable annular fastener 1, the fourth channel steel 7-4 connected with the upper side of the primary and secondary columns is inserted into four adjustable annular fasteners 1, and the templates 5 are closely arranged on the primary and secondary columns 2 and 4.
The adjustable annular fastener 1 comprises a butt-joint steel pipe 13, a rectangular steel pipe 14, a second nut 15 and a screw 16, wherein the rectangular steel pipe 14 surrounds the channel steel 7, one end of the rectangular steel pipe 14 is welded with the butt-joint steel pipe 13, and the other end of the rectangular steel pipe 14 is welded with the second nut 15; the screw rod 16 is connected with the second nut 15, the screw rod 16 is used for fixing the rectangular steel pipe 14 and the channel steel 7, and the adjustable annular fastener 1 is used for fixing the channel steel 7 and the support steel pipe 10 and the L-shaped steel pipe 9.
The first L-shaped steel pipe 9-1 and the second L-shaped steel pipe 9-2 at least comprise three butt joint ends, wherein the butt joint ends A and B are respectively positioned at two ends of the first L-shaped steel pipe 9-1 and the second L-shaped steel pipe 9-2, the butt joint ends A and B are used for being connected with the butt joint steel pipe 13 of the adjustable annular fastener 1, the additional butt joint ends 18 are arranged at one side of the internal corners of the first L-shaped steel pipe 9-1 and the second L-shaped steel pipe 9-2, the additional butt joint ends 18 are used for being connected with the spigot ends 20 of the first support steel pipe 10-1 and the second support steel pipe 10-2, and the first L-shaped steel pipe 9-1 and the second L-shaped steel pipe 9-2 are used for reinforcing the internal corners of the column.
One end of the first support steel pipe 10-1 and one end of the second support steel pipe 10-2 are butt joint ends 21, the inner diameter and the outer diameter of the butt joint ends 21 are reduced by 2 mm or 3mm or 4mm, the joint ends 21 are in smooth transition, the length of the butt joint ends 21 is preferably 30-50 mm, the butt joint ends are connected with the butt joint steel pipes 13 in the adjustable annular fasteners 1, the other ends are socket ends 20, and the socket ends are connected with the additional butt joint ends 18 of the first L-shaped steel pipes 9-1 and the second L-shaped steel pipes 9-2; the first L-shaped steel pipe 9-1 and the second L-shaped steel pipe 9-2 are respectively connected with the secondary column 2 and the primary column 4 through the battens 6; the two sides of the sub-column 2 are provided with small holes, the small counter-pulling screw rods 3 are connected with the first L-shaped steel pipes 9-1 and the second L-shaped steel pipes 9-2 through the small holes, and the first support steel pipes 10-1 and the second support steel pipes 10-2 are used for supporting and fixing the L-shaped steel pipes.
The butt joint ends 17 of the first L-shaped steel pipe 9-1 and the second L-shaped steel pipe 9-2 are respectively connected with the butt joint steel pipe 13 of the adjustable annular fastener 1 on the fourth channel steel 7-4, the butt joint ends 19 of the first L-shaped steel pipe 9-1 and the second L-shaped steel pipe 9-2 are respectively connected with the butt joint steel pipe 13 of the adjustable annular fastener 1 on the second channel steel 7-2 and the third channel steel 7-3, the additional butt joint ends 18 of the first L-shaped steel pipe 9-1 and the second L-shaped steel pipe 9-2 are respectively connected with the spigot joint ends 20 of the first support steel pipe 10-1 and the second support steel pipe 10-2, and the butt joint ends 21 of the first support steel pipe 10-1 and the second support steel pipe 10-2 are respectively connected with the butt joint steel pipe 13 of the adjustable annular fastener 1 on the fourth channel steel 7-4;
the two end sides of the first channel steel 7-1, the second channel steel 7-2, the third channel steel 7-3 and the fourth channel steel 7-4 are provided with small holes, the hole distances are 50 mm-100 mm from the ends of the first channel steel 7-1, the second channel steel 7-2, the third channel steel 7-3 and the fourth channel steel 7-4, the second channel steel 7-2, the third channel steel 7-3 and the first channel steel 7-1 and the fourth channel steel 7-4 are respectively connected through the small holes by the high-strength opposite-pull screw 8, and the high-strength opposite-pull screw 8 is used for forming a rigid reinforcing system.
The two ends of the high-strength opposite-pull screw rod 8 are respectively provided with a gasket 11 and a first nut 12 from inside to outside so as to firmly fix the channel steels 7 at two sides.
The first L-shaped steel pipe 9-1 and the second L-shaped steel pipe 9-2 are fixed at two sides of the sub-column 2 by placing gaskets (after tightening nuts) at two ends of the small split screws 3.
The first channel steel 7-1, the second channel steel 7-2, the third channel steel 7-3 and the fourth channel steel 7-4 are staggered up and down and are placed in close contact.
The placing interval of the battens 6 is 150-250 mm.
The clearance height of the rectangular steel pipe 14 is 10 mm-20 mm greater than the height of the channel steel 7, so that the butt joint steel pipe 13 of the adjustable annular fastener 1 can be adjusted by an angle of +/-5 degrees on a plane so as to be smoothly in butt joint with the first L-shaped steel pipe 9-1, the second L-shaped steel pipe 9-2, the first support steel pipe 10-1 and the second support steel pipe 10-2.
The width of the rectangular steel pipe 14 is slightly longer than that of the channel steel 7, preferably 10-30 mm longer than that of the channel steel 7, the length of the rectangular steel pipe 14 is preferably 80-120 mm, and the length of the butt joint steel pipe 13 is preferably 30-50 mm.
The column template reinforcement sequence is that the template 5, the batten 6, the L-shaped steel tube 10, the adjustable annular fastener 1 and the channel steel 7 are sequentially arranged at the internal corner edge of the primary and secondary column from inside to outside. The column templates are sequentially provided with templates 5, battens 6 and channel steel 7 from inside to outside at the non-internal corner edges of the primary and secondary columns.
A construction process of a large-section rectangular primary-secondary column combined type template reinforcing device comprises the following steps:
(1) L-shaped steel pipes 9 and supporting steel pipes 10 with the sizes matched with that of the primary and secondary columns are manufactured, wherein circular steel pipes with the diameter of phi 48mm multiplied by 3mm are adopted as the steel pipes, the length of the butt joint ends of the steel pipes is 50mm, the number of the additional butt joint ends 18 is 1, and the additional butt joint ends are arranged on the inner corner side of the L-shaped steel pipes 9 and 150mm away from the end heads of the steel pipes.
(2) Cleaning the sundries on the ground, precisely positioning the peripheral line and the peripheral edge line of the primary and secondary columns, and making positioning marks at the edge line of the primary and secondary columns.
(3) And installing a column template 5 along the positioning edge, strictly ensuring the section size of the column, and fixing the joint of the male and female corners of the template by steel nails after checking that the verticality of the template is qualified by using a hanging hammer.
(4) The spigot-and-socket end 20 of the support steel pipe 10 is connected with the additional butt joint end 18 of the L-shaped steel pipe 9, the batten 6 and the L-shaped steel pipe 9 are sequentially installed at the inner corner edge of the column, holes are formed in templates at two sides of the sub-column 2, the small split screws 3 penetrate into holes, and nuts are screwed after gaskets are placed at two ends of the small split screws 3, so that the L-shaped steel pipe 9 is primarily fixed at two sides of the sub-column 2.
(5) The adjustable annular fasteners 1 penetrate into the channel steel 7, 1 adjustable annular fastener 1 is inserted into each channel steel 7 on two sides of the primary and secondary columns, and 4 adjustable annular fasteners 1 are inserted into each channel steel 7 on the upper sides of the primary and secondary columns.
(6) The batten 6 and the channel steel 7 are sequentially installed at the non-internal corner edges of the primary and secondary columns, the channel steel 7 is staggered up and down and is placed in a close fit mode, the position of the adjustable annular fastener 1 on the channel steel 7 is adjusted, and the butt joint end 21 of the support steel pipe 10 is accurately inserted into the butt joint steel pipe 13 of the adjustable annular fastener 1. Screw 16 on the adjustable ring fastener 1 is screwed down to firmly fix the channel steel 7, the L-shaped steel pipe 9 and the supporting steel pipe 10. Here, the wooden squares 6 are placed at 150mm intervals.
(7) Holes are formed in proper positions of the side edges of the channel steel 7, the high-strength opposite-pull screw rods 8 penetrate through the holes, and after gaskets 11 are placed at two ends of the high-strength opposite-pull screw rods 8, first nuts 12 are screwed down to firmly fix the channel steel 7 at two sides. Here, the channel steel 7 has a specification of 10 # (the specification may be set according to the actual implementation).
(8) And installing a template reinforcing device along the height direction of the column according to the designed interval, and circulating the steps 3-7.
The protective scope of the invention is not limited to the embodiments described above, but it will be obvious to those skilled in the art that various modifications and variations can be made to the invention without departing from the scope of the invention. Such modifications and variations are intended to be included herein within the scope of the following claims and their equivalents.
Claims (5)
1. The utility model provides a big cross-section rectangle primary and secondary post combination formula template reinforcing apparatus, includes adjustable annular fastener (1), template (5), square (6), first channel-section steel (7-1), second channel-section steel (7-2), third channel-section steel (7-3), fourth channel-section steel (7-4), first L shape steel pipe (9-1), second L shape steel pipe (9-2), first support steel pipe (10-1), second support steel pipe (10-2), its characterized in that: the first channel steel (7-1), the second channel steel (7-2), the third channel steel (7-3) and the fourth channel steel (7-4) are respectively connected with the primary and secondary columns through battens (6); the second channel steel (7-2) and the third channel steel (7-3) which are connected with the two sides of the primary and secondary columns are respectively inserted into an adjustable annular fastener (1), the fourth channel steel (7-4) which is connected with the upper side of the primary and secondary columns is inserted into four adjustable annular fasteners (1), and the templates are respectively (5) tightly attached to the primary and secondary columns (2) and the primary columns (4); the adjustable annular fastener (1) comprises a butt joint steel pipe (13), a rectangular steel pipe (14), a second nut (15) and a screw (16), wherein the rectangular steel pipe (14) surrounds the channel steel (7), one end of the rectangular steel pipe (14) is connected with the butt joint steel pipe (13), and the other end of the rectangular steel pipe is connected with the second nut (15); the screw (16) is connected with the second nut (15); the first L-shaped steel pipe (9-1) and the second L-shaped steel pipe (9-2) at least comprise three butt joint ends, wherein the butt joint ends A (17) and B (19) are positioned at two ends of the first L-shaped steel pipe (9-1) and the second L-shaped steel pipe (9-2), and the additional butt joint ends (18) are arranged at the reentrant corner sides of the first L-shaped steel pipe (9-1) and the second L-shaped steel pipe (9-2); one end of the first support steel pipe (10-1) and one end of the second support steel pipe (10-2) are butt joint ends (21), the inner diameter and the outer diameter of the steel pipe of the butt joint ends (21) are reduced by 2-4mm, the length of the butt joint ends (21) is 30-50 mm, and the other ends of the butt joint ends are spigot-and-socket ends (20); the first L-shaped steel pipe (9-1) and the second L-shaped steel pipe (9-2) are respectively connected with the secondary column (2) and the primary column (4) through the battens (6); holes are formed in two sides of the sub-column (2), and the small opposite-pull screw rods (3) enable the first L-shaped steel pipe (9-1) and the second L-shaped steel pipe (9-2) to be connected through the holes; the butt joint ends (17) of the first L-shaped steel pipe (9-1) and the second L-shaped steel pipe (9-2) are respectively connected with the butt joint steel pipe (13) of the adjustable annular fastener (1) on the fourth channel steel (7-4), the butt joint ends (19) of the first L-shaped steel pipe (9-1) and the second L-shaped steel pipe (9-2) are respectively connected with the butt joint steel pipe (13) of the adjustable annular fastener (1) on the second channel steel (7-2) and the third channel steel (7-3), the additional butt joint ends (18) of the first L-shaped steel pipe (9-1) and the second L-shaped steel pipe (9-2) are respectively connected with the spigot joint ends (20) of the first support steel pipe (10-1) and the second support steel pipe (10-2), and the butt joint ends (21) of the first support steel pipe (10-1) and the second support steel pipe (10-2) are respectively connected with the butt joint steel pipe (13) of the adjustable annular fastener (1) on the fourth channel steel pipe (7-4); the two ends of the first channel steel (7-1), the second channel steel (7-2), the third channel steel (7-3) and the fourth channel steel (7-4) are provided with holes, the hole distances between the two ends of the first channel steel (7-1), the second channel steel (7-2), the third channel steel (7-3) and the end heads of the fourth channel steel (7-4) are 50-100 mm, and the high-strength opposite-pull screw rods (8) respectively enable the second channel steel (7-2), the third channel steel (7-3) and the first channel steel (7-1) and the fourth channel steel (7-4) to be connected through the holes;
two ends of the high-strength opposite-pull screw rod (8) are respectively provided with a gasket (11) and a first nut (12) from inside to outside;
the first L-shaped steel pipe (9-1) and the second L-shaped steel pipe (9-2) are fixed at two sides of the sub-column (2) by placing gaskets at two ends of the small opposite-pulling screw rod (3).
2. The large-section rectangular primary-secondary column combined formwork reinforcing device as claimed in claim 1, wherein: the first channel steel (7-1), the second channel steel (7-2), the third channel steel (7-3) and the fourth channel steel (7-4) are arranged in a staggered mode from top to bottom.
3. The large-section rectangular primary-secondary column combined formwork reinforcing device as claimed in claim 1, wherein: the placement distance of the battens (6) is 150-250 mm.
4. The large-section rectangular primary-secondary column combined formwork reinforcing device as claimed in claim 1, wherein: the clearance height of the rectangular steel pipe (14) is 10-20 mm higher than that of the channel steel (7).
5. The large-section rectangular primary-secondary column combined formwork reinforcing device as claimed in claim 1, wherein: the width of the rectangular steel pipe (14) is 10-30 mm wider than that of the channel steel (7), the length of the rectangular steel pipe (14) is 80-120 mm, and the length of the butt joint steel pipe (13) is 30-50 mm.
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| CN201810482477.6A CN108487633B (en) | 2018-05-18 | 2018-05-18 | Large-section rectangular primary-secondary column combined type template reinforcing device |
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| CN201810482477.6A CN108487633B (en) | 2018-05-18 | 2018-05-18 | Large-section rectangular primary-secondary column combined type template reinforcing device |
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| CN108487633A CN108487633A (en) | 2018-09-04 |
| CN108487633B true CN108487633B (en) | 2023-10-03 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100982676B1 (en) * | 2010-01-08 | 2010-09-16 | 주식회사 빌드윈 | A support band structure for a concrete mold and an assembly thereof |
| CN203795847U (en) * | 2013-12-12 | 2014-08-27 | 中国建筑第四工程局有限公司 | Formwork set for concrete specially-shaped section column |
| CN105569330A (en) * | 2015-12-18 | 2016-05-11 | 中国建筑第二工程局有限公司 | Building outer frame large-section special-shaped column reinforced formwork and construction method thereof |
| CN205444893U (en) * | 2016-02-24 | 2016-08-10 | 中国建筑第二工程局有限公司 | Template system is pour to rectangle post structure |
| CN206646826U (en) * | 2017-04-14 | 2017-11-17 | 山西建筑工程有限公司 | Tool-type responde template reinforcing device |
| CN206957213U (en) * | 2017-06-21 | 2018-02-02 | 山西四建集团有限公司 | Adjustable column template reinforces mould |
| CN208267369U (en) * | 2018-05-18 | 2018-12-21 | 武汉建工集团股份有限公司 | A kind of big section rectangle primary and secondary column combination formula template reinforcing device |
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2018
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR100982676B1 (en) * | 2010-01-08 | 2010-09-16 | 주식회사 빌드윈 | A support band structure for a concrete mold and an assembly thereof |
| CN203795847U (en) * | 2013-12-12 | 2014-08-27 | 中国建筑第四工程局有限公司 | Formwork set for concrete specially-shaped section column |
| CN105569330A (en) * | 2015-12-18 | 2016-05-11 | 中国建筑第二工程局有限公司 | Building outer frame large-section special-shaped column reinforced formwork and construction method thereof |
| CN205444893U (en) * | 2016-02-24 | 2016-08-10 | 中国建筑第二工程局有限公司 | Template system is pour to rectangle post structure |
| CN206646826U (en) * | 2017-04-14 | 2017-11-17 | 山西建筑工程有限公司 | Tool-type responde template reinforcing device |
| CN206957213U (en) * | 2017-06-21 | 2018-02-02 | 山西四建集团有限公司 | Adjustable column template reinforces mould |
| CN208267369U (en) * | 2018-05-18 | 2018-12-21 | 武汉建工集团股份有限公司 | A kind of big section rectangle primary and secondary column combination formula template reinforcing device |
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| CN108487633A (en) | 2018-09-04 |
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